642428285200

Names of 642428285200

• Cardinal: 642428285200 can be written as Six hundred forty-two billion, four hundred twenty-eight million, two hundred eighty-five thousand, two hundred.

Scientific notation

• Scientific notation: 6.424282852 × 10¹¹

Factors of 642428285200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1134

Divisors of 642428285200

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 40 50 52 53 65 80 100 104 106 130 169 200 208 212 260 265 325 338 400 424 520 530 650 676 689 845 848 1040 1060 1061 1300 1325 1352 1378 1690 2120 2122 2197 2600 2650 2704 2756 3380 3445 4225 4240 4244 4394 5200 5300 5305 5512 6760 6890 8450 8488 8788 8957 10600 10610 10985 11024 13520 13780 13793 16900 16976 17225 17576 17914 21200 21220 21970 26525 27560 27586 28561 33800 34450 35152 35828 42440 43940 44785 53050 54925 55120 55172 56233 57122 67600 68900 68965 71656 84880 87880 89570 106100 109850 110344 112466 114244 116441 137800 137930 142805 143312 175760 179140 179309 212200 219700 220688 223925 224932 228488 232882 275600 275860 281165 285610 344825 358280 358618 424400 439400 447850 449864 456976 465764 551720 562330 571220 582205 689650 714025 716560 717236 731029 878800 895700 896545 899728 931528 1103440 1124660 1142440 1164410 1379300 1405825 1428050 1434472 1462058 1513733 1791400 1793090 1863056 2249320 2284880 2328820 2331017 2758600 2811650 2856100 2868944 2911025 2924116 3027466 3582800 3586180 3655145 4482725 4498640 4657640 4662034 5517200 5623300 5712200 5822050 5848232 6054932 7172360 7310290 7568665 8965450 9315280 9324068 9503377 11246600 11424400 11644100 11655085 11696464 12109864 14344720 14620580 15137330 17930900 18275725 18648136 19006754 22493200 23288200 23310170 24219728 29241160 30274660 30303221 35861800 36551450 37296272 37843325 38013508 46576400 46620340 47516885 58275425 58482320 60549320 60606442 71723600 73102900 75686650 76027016 93240680 95033770 116550850 121098640 121212884 123543901 146205800 151373300 151516105 152054032 186481360 190067540 233101700 237584425 242425768 247087802 292411600 302746600 303032210 380135080 466203400 475168850 484851536 494175604 605493200 606064420 617719505 757580525 760270160 932406800 950337700 988351208 1212128840 1235439010 1515161050 1606070713 1900675400 1976702416 2424257680 2470878020 3030322100 3088597525 3212141426 3801350800 4941756040 6060644200 6177195050 6424282852 8030353565 9883512080 12121288400 12354390100 12848565704 16060707130 24708780200 25697131408 32121414260 40151767825 49417560400 64242828520 80303535650 128485657040 160607071300 321214142600 642428285200
• Sum of all divisors σ(n): 1705202693748
• Sum of proper divisors (its aliquot sum) s(n): 1062774408548
• 642428285200 is an abundant number, because the sum of its proper divisors (1062774408548) is greater than itself. Its abundance is 420346123348

Bases of 642428285200

• Binary: 1001010110010011101101011011000100010000₂
• Hexadecimal: 0x9593B5B110
• Base-36: 874L7PCG

Squares and roots of 642428285200

• 642428285200 squared (642428285200²) is 412714101625012539040000
• 642428285200 cubed (642428285200³) is 265139212584815338883965254208000000
• The square root of 642428285200 is 801516.2413825437
• The cube root of 642428285200 is 8628.6241335349

Scales and comparisons

• 642,428,285,200 seconds is equal to 20,427 years, 12 weeks, 13 hours, 26 minutes, 40 seconds.
• To count from 1 to 642,428,285,200 would take you about forty thousand, eight hundred fifty-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 642428285200 cubic inches would be around 719.1 feet tall.

Recreational maths with 642428285200

• 642428285200 backwards is 002582824246
• The number of decimal digits it has is: 12
• The sum of 642428285200's digits is 43
• More coming soon!